CompTIA Data+ (DA0-001) — Question 90

An analyst wants to model the relationship between a set of continuous variables in order to predict the value of an output variable based on the values of a set of input variables.

Which of the following types of analyses should the analyst use?

Answer options

• A. Chi-squared
• B. Correlation
• C. Regression
• D. t-test

Correct answer: C

Explanation

The correct answer is C, Regression, as it is specifically designed to model relationships between variables for prediction purposes. Options A (Chi-squared) and D (t-test) are used for categorical data and hypothesis testing, respectively, while option B (Correlation) measures the strength of a relationship but does not predict values.